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Biomedical subjects

F Meriggi

Publications and source records attributed to F Meriggi.

At least 37 records · Page 2Linked to original sources

[The diagnostic elements and therapy principles in thyroid cancer: the Pavia experience 100 years after Bottini].

The diagnostic and operative management of thyroid cancer is controversial as the nature of the disease is heterogeneous in its growth rate, pattern of spread, and histological type. Therefore, surgery must be extensive enough to minimize the chances of recurrence and death. In the period 1962-1989, 159 thyroid cancers were observed. According to the histological type, 61 total thyroidectomies, 34 hemithyroidectomies with isthmusectomy, and 29 subtotal thyroidectomies were performed. Cervical lymph node dissection was performed in 55 patients. The 10-year postoperative survival rate was 70.59% with lymphadenectomy and 65.71% without lymphadenectomy.

Female↗

Mitomycin-C, adriamycin, 5-fluorouracil and leucovorin (L-FAM2) in the treatment of advanced gastric cancer: a phase II study.

Thirty previously untreated patients with advanced measurable gastric cancer were given a combination chemotherapy consisting of 5-fluorouracil, 400 mg/m2, and leucovorin, 200 mg/m2 iv on days 1 to 3, mitomycin-C, 10 mg/m2 on day 1 (every other cycle) and adriamycin, 40 mg/m2 on day 2, repeated every 21 days. The overall response rate was 46% (14/30; 95% confidence limits: 28%-64%) including 4 patients with a complete remission. Eight patients progressed. Median duration of remission (CR+PR) was 10 months, with a median survival of 13, 8 and 4 months for CR+PR, NC and PD, respectively. Main toxicities were leukopenia (WHO grade III-IV in 36% of the patients) and alopecia. One patient died from myocardial infarction after an adriamycin cumulative dose of 480 mg/m2. No other treatment-related death occurred. L-FAM2 is an effective combination for advanced gastric carcinoma. Further studies based on the association of leucovorin and 5-fluorouracil in combination with other active drugs are warranted.

Adult↗

Fluorouracil, high-dose folinic acid, low-dose alpha-2b interferon and dipyridamole in the treatment of advanced colorectal cancer. A pilot study.

Twenty-six patients with advanced colorectal cancer were treated with a combination based on multimodal biochemical modulation of 5-fluorouracil by means of high dose folinic acid, low-dose alpha-2b interferon and dipyridamole. The overall response rate was 42% (95% confidence intervals = 23%. 61%) with four complete remissions (15%). The median duration of response was 9 months and the median survival for responders was 15 months (all patients = 12 months). Toxic side effects included oral mucositis (grade III-IV = 38%) and a generally mild flu-like syndrome. This regimen seems active and safe enough to be compared with the combination of fluorouracil and high-dose folinic acid.

Adult↗

Mitomycin-C, vinblastine, and lonidamine as salvage treatment of advanced breast cancer. A pilot study.

Thirty-two patients with advanced breast cancer were treated with mitomycin-C 10 mg/m2 IV and vinblastine 6 mg/m2 IV every 21 days in combination with lonidamine 450 mg/day P.O. and prednisone 15 mg/day P.O. given continuously. Among the 29 evaluable patients (all but three pretreated with an anthracycline-based regimen), one complete remission (CR) and six partial remissions (PR) (response rate, 24%) were seen. The median duration of response was 14 months (range, 4-30 months). Median survival for responders was 18 months (range, 4-30 months). Hematological toxicity was uncommon; the main lonidamine-related side effects were myalgia, abdominal cramps, and reversible deafness; these side effects were severe in two, one, and one patients, respectively. The regimen seems to have a reasonable degree of activity and toxicity in advanced, refractory breast cancer. The role of lonidamine in the treatment of this disease warrants further evaluation.

Adult↗

Extent of hepatectomy in the rat. Evaluation of basal conditions and effect of therapy.

In the present study, subtotal hepatectomy was evaluated as a model of acute liver failure in the rat. Sprague-Dawley rats, weighing 250-300 g, underwent hepatectomy under varying basal conditions of temperature and glucose administration. Rats operated and maintained postoperatively at ambient temperature (25 degrees C external environment) developed hypothermia with a rate of return to normal temperature which was related to the extent of hepatectomy and the availability of glucose postoperatively. However, no significant difference in survival was observed between groups maintained at ambient temperature and those whose core temperature was maintained at 37 degrees C by passive external warming. Severe hypoglycemia was observed in rats undergoing 90 and 95% hepatectomy without glucose postoperatively. With 20% glucose available in drinking water the mortality of 90% hepatectomy was reduced from 95 to 40% (p less than 0.0001). With increase of the hepatectomy to 95%, 90% mortality was observed despite glucose support. Transplantation of 4 x 10(7) isolated syngeneic hepatocytes intraperitoneally at the time of hepatectomy did not increase survival after 90 or 95% hepatectomy; addition of testosterone therapy did not improve survival either alone or with hepatocyte transplantation. In this study, hepatectomy exceeding 90% was lethal and did not respond to the supportive measures provided. Hepatocyte transplantation and testosterone pretreatment, both therapies which are thought to increase regeneration, were ineffective in improving survival in this resection model.

Animals↗

The potential malignancy of eccrine spiradenoma.

Eccrine spiradenoma is a rare, usually benign tumor, originating from cutaneous sweat glands. Its clinical and histologic diagnosis can be difficult at times, especially when malignant features are present. Proper management requires radical surgical excision. Two cases of spiradenoma are reported, one of which highly malignant with diffuse pulmonary metastases leading to the patient's death in spite of repeated radical surgery.

Adenoma, Sweat Gland↗

Cytogenetic findings in a case of anaplastic carcinoma of the pancreas.

A cytogenetic study was performed on a short-term culture of a biopsy from a primary anaplastic carcinoma of the pancreas. The modal chromosome number was 60. Six numerical clonal anomalies involving chromosomes #2, #6, #7, #10, #15, and #16 were found, and marker chromosomes involving #1, #3, #5, #8, #11, #12, #13, #15, #16, #18, #20, #22, and X. Premature chromosome condensation (PCC) was observed with a high frequency. The results are discussed with reference to the scarce literature on chromosome changes in pancreatic cancer.

Carcinoma↗